This paper considers optimal fiscal policy in a deterministic Lucas and Stokey (1983) economy in the absence of government commitment. In every period, the government chooses a labor income tax and issues any unconstrained maturity structure of debt as a function of its outstanding debt portfolio. We find that the solution under commitment cannot always […]
We study how technological shocks to the cost of starting new businesses have led the venture capital model to adapt in fundamental ways over the prior decade. We both document and provide a framework to understand the changes in the investment strategy of venture capitalists (VCs) in recent years -- an increased prevalence of a […]
A country's welfare depends on its ability to accumulate cognitive and noncognitive human capital. However, we do not fully understand what makes some countries successful at producing human capital and even struggle with measurement. e.g. international test scores are informative about the cognitive dimension but neglect the non-cognitive dimension. In this paper, we develop a […]
This paper develops and estimates a model of indivisibilities in shipping and economies of scale in consolidation. It uses highly detailed data on imports for which it is possible to observe the contents of individual containers. In the model, a firm is able to adapt to indivisibility constraints by using consolidation strategies, and by determining […]
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